Problem Display
PID: 210902 (B3n1b1/3QN3/4pp2/2P1pP2/4P2R/3NknPR/2P5/3K4 w - - 0 1)

Klemanic, Emil

Salai (Jr), Ladislav

Sachova skladba, 2017

B3n1b1/3QN3/4pp2/2P1pP2/4P2R/3NknPR/2P5/3K4

#4

12 + 7


SOLUTION


  • SOUND
  • Keys
    • 1.Qa7!
      • threat
        • 2.c6+
          • 2...Sd4
            • 3.g4+
              • 3...Kxe4
                • 4.g5#
      • 1...Sxh4
        • 2.gxh4+
          • 2...Kd4
            • 3.Qa4+
              • 3...Kc3
                • 4.Qb4#
            • 3.c6+
              • 3...Kc3
                • 4.Qc5#
              • 3...Kc4
                • 4.Qc5#
              • 3...Kxe4
                • 4.Re3#
                • 4.Qe3#
                • 4.Qa4#
                • 4.c7#
            • 3.Sb2
              • threat
                • 4.Rd3#
                • 4.c3#
        • 2.g4+
          • 2...Kd4
            • 3.Qa4+
              • 3...Kc3
                • 4.Qb4#
            • 3.c6+
              • 3...Kc3
                • 4.Qc5#
              • 3...Kc4
                • 4.Qc5#
              • 3...Kxe4
                • 4.Re3#
                • 4.Qe3#
                • 4.Qa4#
                • 4.c7#
          • 2...Sf3
            • 3.c6+
              • 3...Kxe4
                • 4.c7#
        • 2.c6+
          • 2...Kf3
            • 3.Rxh4
              • threat
                • 4.Qf2#
              • 3...Kg2
                • 4.Qf2#
              • 3...Kxg3
                • 4.Qf2#
        • 2.Rxh4
          • threat
            • 3.c6+
              • 3...Kf3
                • 4.Qf2#
          • 2...Kf3
            • 3.c6
              • threat
                • 4.Qf2#
              • 3...Kg2
                • 4.Qf2#
              • 3...Kxg3
                • 4.Qf2#
          • 2...Kd4
            • 3.c6+
              • 3...Kc3
                • 4.Qc5#
              • 3...Kc4
                • 4.Qc5#
      • 1...Sd4
        • 2.g4+
          • 2...Sf3
            • 3.c6+
              • 3...Kxe4
                • 4.c7#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).